Luminaire



FIG. 1 is a front elevational view of a luminaire showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a top, front, and left side perspective view thereof; and,

FIG. 6 is a top, rear and right side elevational view thereof.

The broken line disclosure represents portions of the Luminaire which form no part of the claimed design. 

CLAIM The ornamental design for a luminaire, as shown and described. 